ponticum forma album (Sweet) Zab. Rhododendron ponticum L. (B, E)a n d Rhododendron ferrugineum L. (C, F)i n. SCAN-mode (A to C) and SIM-mode (D to F). [20] Naturschutzorganisationen in Großbritannien halten inzwischen R. ponticum für ein „ernsthaftes Problem“ in den heimischen atlantischen Eichen-Wäldern der westlichen Highlands in Schottland sowie auch in Wales und in den Heidelandschaften im südlichen England, das die heimische Flora überwuchert. Möglicherweise gehen einige Arten auf Hybridisierungsereignisse mit Arten anderer Sektionen der Untergattung zurück. It is used as an ornamental plant in its own right, and more frequently as a rootstock … Uses. Rhododendron ponticum L.. Synonyms: R. lancifolium Moench; R. speciosum Salisb. Vol. Der aus Nektar und Pollen erzeugte Pontische Honig kann sehr giftig sein und bei Menschen, die ausreichende Mengen verzehrt haben, Hypotonie und Bradykardie hervorrufen. It is unusual to encounter other varieties or species outside of planted habitats. Forestry, 88 (2), 172-179. Rhododendron ponticum was first introduced to Britain in the mid eighteenth century. Fundorte sind die Serra de Monchique und Serra de Vouzela in Portugal und die Sierra del Aljibe in der Provinz Cádiz in Spanien. R. ponticum was introduced into the U.K in the 18th century, probably using stock gathered in Spain or Portugal. Er kann bis zu 100cm hoch und 120cm breit werden. Lovely small (20mm) vivid purplish red flowers with faint spots in a compact truss of 19 to 25. Forestry 88 (3), 336-344. Pobedimova, A.I. "Ash". Hauptverbreitungsgebiet ist der Gebirgszug des Pontischen Gebirges südlich des Schwarzen Meeres in der Türkei und der östlich angrenzende westliche Kaukasus, in Georgien und Russland. Die Wirkung geht auf giftige Diterpene (Grayanotoxine) zurück. Rhododendron ponticum dried leaves were powdered and extracted in a Soxhlet apparatus with methanol for 40 h. The methanolic extract was evaporated to dryness under vacuum. Das Management bzw. baeticum (Boiss. Sie lähmte auch Bienen der Art Andrena carantonica, einer solitären Grabbiene. Der Pontische Rhododendron, selten Pontische Alpenrose, (Rhododendron ponticum) ist eine Pflanzenart aus der Familie der Heidekrautgewächse. England demonstrated that the invasion of Rhododendron ponticum has detrimental effects on the fruiting of larger fungi. baeticum is one of the most extensively cultivated rhododendrons in western Europe. Rhododendron ponticum is a highly invasive species affecting woodland in the UK. Rhododendron ponticum; Rhododendron schlippenbachii; Rhododendron spinuliferum; Rhododendron tomentosum; Uses . Jahrhundert durch den aufkommenden Handel mit Gärtnerei-Produkten weit verbreitet. Jahrhunderts, gezogen. The genus Rhododendron is the largest in the Ericaceae family with 1200 species. Vol. [8] Diese doppelte Angabe ist taxonomisch problematisch, da Typmaterial im Herbarium Linnés nur aus Spanien vorliegt. [9], Nach den genetischen Daten stammen die in Großbritannien und Irland verwilderten Bestände von der Iberischen Halbinsel, nicht vom Schwarzen Meer. Cronk QCB; Fuller JL, 1995. Removing R. ponticum and restoring areas is not easy. Der Rhododendron ponticum Variegatum ist … This is an unusual hybrid between a rhododendron and an evergreen azalea, but it has more of an appearance and habit of an evergreen azalea, though it can look a little sparse in winter. R.ponticum was first introduced to the UK via Gibraltar in 1763 and by 1893 it was being sold on London markets as a flowering pot plant. Tutin V.H. Rhododendron ponticum L. subsp. J. Stephan, D. Issa (2017): Riparian woody vegetation distribution along ecological gradients in an East Mediterranean stream. D.A. Burges, D.M. All chemical herbicide treatments were found to significantly reduce regrowth of shoots, and would therefore help to lower reinfection by Phytopthora. An invasive species is a plant which is listed in the Wildlife and Countryside Act 1981. . Vol. 40,146 results for SPECIES: Rhododendron ponticum Some of the displayed records may not be available for commercial use. Real Jardín Botánico, Madrid 2003. Rhododendron ponticum (Ericaceae) is an evergreen shrub with a natural distribution in the Mediterranean and Black Sea area and was introduced to the British Isles in 1763. The makeup of Mixture B has recently changed, and the new product called ‘Mixture B NF’, has not been independently tested for its effectiveness. Inman A.J., Cook R.T.A. Rhododendron ponticum in native and exotic environments, with particular reference to Turkey and the British Isles. Rhododendron has been used to make tea, which can result in toxicity. Richard I. Milne & Richard J. Abbott (2000): Origin and evolution of invasive naturalized material of Rhododendron ponticum L. in the British Isles. Plant Systematics and Evolution 285: 233–244. In its native habit, it grows as an understory plant in mixed forest or as a dwarfed form above the snowline. Produces terminal trusses of 10 to 15 purple, funnel-shaped flowers in spring. Cambridge University Press, 1972. Rhododendron azaleoides hort. Plant Ecology 187: 227–247. It has been widely distributed as an ornamental species due to its attractive flowers, and can subsequently However, during the succeeding two hundred years, it has … Botanical Journal of the Linnean Society 140: 297–311. Accessed: 2020 May 16. I should explain that Ponticum was, until recently, widely used as a rootstock for cultivated varieties and, as so often happens, it threw up suckers that gradually overwhelmed the superior cultivars they were supposed to support. 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